Chemical compounds that occur naturally in plants | Contact experts in Phytochemistry to get answers
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Questions related to Phytochemistry
A commonly used approach to estimate consumption rates in wild fish is to use radiocesium or mercury mass balance models that incorporate temporal sampling of the fish and its diet items. Given...
16 October 2015 8,788 2 View
Phytochemistry
10 October 2015 6,515 8 View
i want to estimate the metal present in our plant sample, for this initial step is sample digestion. many reference paper use nitric acid, is there any other method which can follow. need protocol...
10 October 2015 10,412 13 View
I am working on two plants B purpurea and C.fistula.I want to get two semi purified fractions each from crude ethanolic extracts of Barks of these two plants rich in bioactive phytochemicals.So,...
10 October 2015 2,961 21 View
Can standard redox potential of the Pd(II) to Pd (0) be altered due to palladium ligand complex? Myself too think this is possible. But I wanted to find some proofs from literature and further...
23 September 2015 4,107 4 View
i had given 380 nm as reference wave lenght, but there is no improvement in the base line. can any one help me
09 September 2015 1,710 4 View
Gilda Joana, Alok Nahata, Chandan Chanotiya and B.R.Rajeswara Rao
09 September 2015 6,482 8 View
Kindly share your experience, if any, with bark phytochemistry. It would be grateful if I get a good tlc mobile phase for studying methanol extracts of bark that is known to contain polyphenols.
09 September 2015 9,869 0 View
whether are articles or books and if they are in pdf, better. I will thank a lot
08 September 2015 5,020 4 View
I understand that serial passaging (normally 4- 5 passages) of tumor fragments before drug evaluation helps in establishing tumor fragments with consistent and good take rate. Tumor established...
04 September 2015 2,732 5 View
I will use to make precursor solution lead acetate trihydrate, magnesium acetate tetrahydrate, niobium ethoxide, tetrabutyl titanate and 2-methoxyethanol solvent.From among these, are there...
19 August 2015 4,777 7 View
So if I have the LD50 for cerates cerates on Swiss lab mice of size (20g), can I calculate the LD100 for the same animal and venom?
10 August 2015 8,140 3 View
GC-MS users Phytochemistry
08 August 2015 5,310 4 View
I took 2 gm tissue and then added 20ml solvent. After that I collected supernatent and then made up volume 25 ml by about 10 ml hexane. I know absorbance reading and A1% value, I am a bit confused...
08 August 2015 3,134 5 View
Please share your ideas on possible methods of free amino acid extraction. Normally we use dil HCl for extraction. I wish to extract from other medium. Can anyone suggest what are the other...
08 August 2015 2,457 10 View
phytochelatins is metal peptide bonds occur due to heavy metal stress, or it is a defence mechanism of plants. my queries is for best possible lab method to determine this pc bond in plant? i need...
08 August 2015 10,203 3 View
I have read few papers about extracting juice from fruits, but extracting juice from leaves is tricky! Anyone who would like to share their experience?
08 August 2015 7,185 6 View
04 August 2015 3,764 10 View
I want to move from OVA gavage to OVA in drinking water in a model of oral tolerance. Should I change the OVA containing water every other day or is it stable enough to stay an entire week ?
31 July 2015 688 2 View
A limited number of information exists relative to venom of Bothrops marajoensis. As far as I can see there is none information on the clinical syndrome caused by B. marajoensis accidents in...
29 July 2015 1,174 5 View
Hi, I am trying to extract and identify the composition of essential oils from hemp inflorescences. I have to run an alkane mixture, but the one available at the lab is from C16-C40. Do you...
21 July 2015 8,582 14 View
I like to know if the number of snakes can increase by El Niño Or may be more snakebites at this time of year for a biological reason
13 July 2015 8,478 4 View
the molar extinction coefficient of amentoflavone?
07 July 2015 8,056 3 View
Deacetylation of chitin uses 50% sodium hydroxide (NaOH) with temperature 60C for 12 hour to remove acetyl group from chitin to produce chitosan. From literature review, this method uses soxhlet...
07 July 2015 4,883 4 View